Deer Park, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deer Park, a community in Suffolk County, New York.
Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. Northeast wind 5 to 9 mph.
7-day forecast for Deer Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Partly Cloudy | 5 to 9 mph NE | 0% |
| Saturday | 70°F | Mostly Sunny | 10 mph E | 0% |
| Saturday Night | 58°F | Mostly Cloudy | 3 to 8 mph SE | 4% |
| Sunday | 71°F | Showers And Thunderstorms | 6 to 15 mph S | 78% |
| Sunday Night | 60°F | Showers And Thunderstorms | 7 to 13 mph W | 90% |
| Monday | 69°F | Rain Showers Likely | 12 to 15 mph NE | 60% |
| Monday Night | 55°F | Chance Rain Showers | 10 to 15 mph NE | 28% |
| Tuesday | 66°F | Chance Rain Showers | 15 to 18 mph NE | 27% |
| Tuesday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 17 mph NE | 27% |
| Wednesday | 65°F | Slight Chance Rain Showers | 20 mph NE | 17% |
| Wednesday Night | 54°F | Chance Rain Showers | 15 to 18 mph NE | 36% |
| Thursday | 65°F | Chance Rain Showers | 20 mph NE | 36% |
| Thursday Night | 53°F | Chance Rain Showers | 13 to 17 mph NE | 36% |
| Friday | 68°F | Chance Rain Showers | 16 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Deer Park (40.761, -73.322). Updated through the day.
Growing snapshot for Deer Park
Last spring frost
Apr 6
First fall frost
Nov 6
Growing season
213 days
Hardiness zone
7b
More local growing data for Deer Park: nearby ZIP 11729 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Amagansett
Amityville
Aquebogue
Asharoken
Babylon
Baiting Hollow
Bay Shore
Bayport
Baywood
Belle Terre
Bellport
Blue Point
Bohemia
Brentwood
Bridgehampton
Brightwaters
Brookhaven
Calverton
Captree
Center Moriches
Centereach
Centerport
Central Islip
Cold Spring Harbor
Commack
Copiague
Coram
Cutchogue
Dering Harbor
Dix Hills
Climate data from the nearest NOAA station, Farmingdale Ap, Ny (5.1 mi from Deer Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.